AI Plugin Index
Postmark MCP
Verified · npm:@activecampaignMCP server by activecampaign · updated · ★ 58 · 1.9k downloads a week
Official Postmark MCP server for sending emails via Claude and AI assistants Postmark MCP is published by npm:@activecampaign from its verified domain in the official MCP Registry.
Last commit 8 days ago
MIT: permissive, fine for commercial use
Clear description, published package or server URL, 58 stars, original repository
Not checked yet. What we check
Install Postmark MCP
Built from the published package, never by AIclaude mcp add postmark-mcp -- npx -y @activecampaign/postmark-mcpRun in your terminal. Add --scope user to use it in every project.
{
"mcpServers": {
"postmark-mcp": {
"command": "npx",
"args": [
"-y",
"@activecampaign/postmark-mcp"
]
}
}
}Settings, Developer, Edit config. Paste into claude_desktop_config.json and restart.
{
"mcpServers": {
"postmark-mcp": {
"command": "npx",
"args": [
"-y",
"@activecampaign/postmark-mcp"
]
}
}
}Add to ~/.cursor/mcp.json (all projects) or .cursor/mcp.json (this project).
{
"servers": {
"postmark-mcp": {
"command": "npx",
"args": [
"-y",
"@activecampaign/postmark-mcp"
]
}
}
}Add to .vscode/mcp.json. VS Code uses "servers", not "mcpServers".
codex mcp add postmark-mcp -- npx -y @activecampaign/postmark-mcp{
"mcpServers": {
"postmark-mcp": {
"command": "npx",
"args": [
"-y",
"@activecampaign/postmark-mcp"
]
}
}
}Add to ~/.gemini/config/mcp_config.json (all projects) or .agents/mcp_config.json (this project).
gemini mcp add postmark-mcp npx -y @activecampaign/postmark-mcpGemini CLI was replaced by Antigravity CLI in June 2026 and remains only for enterprise licences and paid API keys.
MCP servers run with your permissions and can read what you give them access to. Some need an API key: check the README and add it under env in the postmark-mcp block.
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Postmark MCP: common questions
How do I install Postmark MCP?
In Claude Code run claude mcp add postmark-mcp -- npx -y @activecampaign/postmark-mcp. For Claude Desktop, Cursor and VS Code, paste the config shown above and restart. See the install guides.
Is Postmark MCP the official server?
Postmark MCP is published by npm:@activecampaign from its verified domain in the official MCP Registry.
Is Postmark MCP free?
The code is published under the MIT licence. The service it connects to may have its own pricing.
Is Postmark MCP safe to use?
It scores 83 of 100. Grades: maintenance A, licence A, quality B. The security check has not run for it yet. Review the code before you install. How grades work.
What are alternatives to Postmark MCP?
Similar MCP servers: Harness, MCP Registry Server, ref-tools-ref-tools-mcp, Microsoft Learn MCP.
Does Postmark MCP work with ChatGPT?
Not directly. It runs locally, and ChatGPT only connects to remote servers with a URL. Use it in Claude Code, Claude Desktop, Cursor, VS Code or Codex.